Default [Q] Unlock Galaxy S4 Canadian SGH-1337M

Hi, I have a galaxy s4 Carrier: Rogers Sgh 1337m running Kitkat 4.4.2 and i have moved out of Canada and i would like to know how i can unlock my phone without paying for the unlock code, I am rooted and i would like to know how can i unlock it? I've tried the hidden menu options but it never worked, it never got passed the first screen. Any other ways?